baber/WOPTO huggingface dataset:
Patent JP-H02164405-A (JP)
Title: Treatment of food processing waste liquid
Inventor: HANAMOTO HIROSHI
IPC: C02F9/00
Filed: 1988-12-19
Abstract: PURPOSE:To treat food processing waste liquid without using a flocculant by retaining waste liquid of an emulsion state wherein oil is made particulate in a treatment tank and regulating this liquid to <=pH5 and performing water-oil separation and removing the floated oil and thereafter treating residual water by a proper means. CONSTITUTION:Waste liquid of an emulsion state wherein oil is made particulate is retained in a treatment tank. When this liquid is regulated to <=pH5, hydrophilic property wrapping particulate oil droplets is broken and the emulsion state is made incapable of being maintained and water-oil separation is performed. After the floated oil is removed, residual water is neutralized and furthermore treated by activated sludge or the other proper means. In such a way, waste liquid can be treated without using a flocculant.
Patent JP-H11139888-A (JP)
Title: Hydraulic material having water permeability and its production
Inventor: YAMAMOTO YUKINOBU
IPC: C04B38/04
Filed: 1997-11-06
Abstract: PROBLEM TO BE SOLVED: To secure a desired water permeability while keeping a quality other than water permeability. SOLUTION: In the production method, at first, polycarbonate is mixed in a fresh concrete as a dissolution material to be dissolved in an alkali environment (step 101). Then, the fresh concrete is agitated properly at need to disperse uniformly the polycarbonate incorporated in the concrete in the fresh concrete (step 102). Then, such a fresh concrete is cast into a molding flask or sprayed with a prescribed spraying machine and a desired aging is executed to cure (step 102).
Patent JP-H01161899-A (JP)
Title: Element for magnetic shielding
Inventor: KOIZUMI MISAO
IPC: H01L39/00
Filed: 1987-12-18
Abstract: PURPOSE:To obtain an element for magnetic shielding, which is capable of preventing the generation of cracks due to thermal stress, exhibiting superior function for magnetic shielding, and has excellent mechanical strength, by constituting the element, of a retaining body and superconducting wire material, the former being formed by arranging an alumina spray-coating layer on a metal surface, and the latter being constituted by making carbon fiber support oxide superconducting material, and being fixed, in a lattice type, on the surface of the alumina spray-coating layer. CONSTITUTION:The title element is constituted of a retaining body 3 in which an alumina spray-coating layer 2 is arranged on one surface of a thin stainless steel plate 1, and superconducting wire material 4 fixed in a lattice type on the surface of the alumina spray-coating layer 2. For the superconducting wire material 4, the following mixture is used: for example, yttrium oxide powder, barium carbonate powder and copper oxide powder are mixed. This mixture is dissolved in an organic solvent, and the obtained solution is supported by carbon fiber 5. This fiber is arranged in a lattice type on the surface of the alumina spray-coating layer 2, and dried, in this state, to evaporate the organic solvent. Then the retaining body 3 is put in an atmosphere of oxygen, and subjected to heat treatment, thereby synthesizing an oxide compound superconductor layer in oxide superconducting material 6.
Patent JP-H09158939-A (JP)
Title: Mechanical bearing structure and bearing structure for chair
Inventor: KAN TOMOJI
IPC: F16C11/10
Filed: 1995-12-08
Abstract: PROBLEM TO BE SOLVED: To support a shaft with no backlash by forming bearings supporting the shaft with a member closely fitted with the shaft pinching the shaft with the bearings, and pressing the bearings to the shaft side. SOLUTION: A spindle 14 fitting a seat receiver 12 to a support member 13 rockably around the horizontal axis is fixed to the seat receiver 12, and the spindle 14 is pinched by a pair of the upper and lower resin bearings 15A, 15B supporting the spindle 14 in the closely fitted state. The spindle 14 and the bearings 15A, 15B are stored in a recess 13A, and the bearings 15A, 15B are pressed to the spindle 14 side by a pressing member 16. The seat receiver 12 is energized upward to the support member 13 by a spring, and the seat receiver 12 is kept at the horizontal attitude. The clearance between the inner faces of the bearings 15A, 15B and the outer face of the spindle 14 can be eliminated, and noises and vibrations caused by a backlash can be prevented.
Patent JP-2000148218-A (JP)
Title: Numerical controller having fraction correcting function
Inventor: MINAMITANI TOSHIYUKI
IPC: G05B19/404
Filed: 1998-11-11
Abstract: PROBLEM TO BE SOLVED: To prevent the occurrence of a shape error that is caused by the occurrence of a fraction by correcting the numerical control data so as to secure that the final position command data coincide with the first position data of the numerical control data. SOLUTION: A fraction dividing part 6 reads the numerical control data PA out of a numerical control data storage part 2, extracts the final and first position command data to calculate a difference distance between both command data as a fraction, evenly divides the fraction in all data sections to calculate the fraction division value PO and sends this value to a data changing part 7. The part 7 reads the numerical control data P out of the part 2 and corrects the data P so as to secure the coincidence between the final position command data and the first position data of the data P by referring to the value PO. Thus, the occurrence of a shape error caused by the occurrence of a fraction can be prevented.
Patent JP-H07149115-A (JP)
Title: Pneumatic tire having bead core reinforced by organic fiber
Inventor: MIYAMOTO KOICHI
IPC: B60C15/04
Filed: 1993-11-26
Abstract: PURPOSE:To provide a lightweight tire in which the rigidity of a tire bead core is increased, and ring shape keeping ability is set up to improve working ability. CONSTITUTION:A bead core is composed of a rubber matrix 4 arrangedly reinforced by a high strength organic fiber cord 2, and the circumstance of the organic fiber cord 2 is oriented in about parallel to the longitudinal direction of the organic fiber cord 2 by an organic short fiber 3, and it is desirable that the diameter D of the section of the organic short fiber 3 be 0.05 to 0.8mum, and its length L be longer than 8mum.
Patent JP-H04190782-A (JP)
Title: Bioreactor
Inventor: MATSUMOTO HIROYO
IPC: C01B32/50
Filed: 1990-11-27
Abstract: PURPOSE:To obtain a bioreactor capable of converting CO2 into O2 by photosynthesis by passing fine algae and culture medium into a vessel in which a gas- exchangeable hollow fiber membrane and optical fiber having high light permeable property are integrated, feeding CO2 from the side wall and irradiating the optical fiber with light from light source. CONSTITUTION:In a bioreactor capable of converting CO2 into O2 utilizing photosynthesis of fine algae, the fine algae and culture medium are passed through a vessel in which a number of hollow yarn membranes 6 having high light permeability and gas-exchangeable and a number of optical fibers 7 closely arranged to the vicinity thereof are integrated and CO2 riched gas inlet 3 communication a gas chamber of a vessel is provided behind the flow direction of side wall of the vessel and O2 riched gas inlet 4 communicating with the gas chamber is provided on the upper stream of flow direction of side wall of the vessel and a feed port 1 for feeding fine algae and culture liquid into a hollow yarn membrane 6 is provided on one end of the vessel and outlet 2 is provided on other end of vessel and the fine algae is irradiated with light from light source 8. Thereby CO2 is converted to O2 utilizing photosynthesis.
Patent JP-H09219137-A (JP)
Title: Circuit breaker
Inventor: MATSUURA HIROSHI
IPC: H01H73/36
Filed: 1996-12-02
Abstract: PROBLEM TO BE SOLVED: To provide a circuit breaker by which a stable and reliable breaking characteristic is obtained and which is easily assembled and on which the number of parts can be reduced and the cost can be reduced by that extent. SOLUTION: In an armature 34, a base part is rotatably supported with a frame 29, and a rising piece 36 is provided in a tip part. One end part of a tension spring 38 is locked on the tip part of the frame, and the other end part is locked on the rising piece of the armature 34, and is stretched so as to separate from the armature 34. One end part of a latch body 22 in a control mechanism 11 is opposed to the tip part of the armature 34. A length of the tension spring 38 can be lengthened more than a conventional technology, and a spring constant can be reduced, and at normal time, the armature 34 is pulled with necessary tensile force, and at abnormal time, the armature 34 is attracted to a magnetic pole with comparatively small force, and can be made to act on the control mechanism.
Patent JP-H10163735-A (JP)
Title: Antenna
Inventor: INAGAKI YUJI
IPC: B60R25/24
Filed: 1996-12-02
Abstract: PROBLEM TO BE SOLVED: To provide an antenna with which the inductance value of coil can be easily adjusted corresponding to a frequency. SOLUTION: A mold forming part 16 is attached to a key cylinder 2 to insert an ignition key 4 or a lock body 3 for housing the cylinder 2 while sealing a bobbin 11 and a coil 12 wound around the bobbin 11. An amorphous tape 18 is attached to the forming part 16 between the coil 12 and any one of cylinder 2 and lock body 3 at least so as to adjust the inductance value of coil 12 corresponding to the frequency of radio waves sent out of a transponder 5 provide at a key 4, and a magnetic field generated from the coil 12 is shielded.
Patent JP-2000206472-A (JP)
Title: Optical chaos random number generating apparatus
Inventor: UMENO TAKESHI
IPC: G09C1/00
Filed: 1999-11-11
Abstract: PROBLEM TO BE SOLVED: To provide an optical chaos random number generating apparatus of high reproducibility in generation of a physical random number and easy in controllability by using a high speed property of light and a deterministic characteristic and a random number property of a system provided in a chaos dynamics system. SOLUTION: An optical demultiplexer 3 divides a beam from a light source 11 into beams of the same power of a prescribed number, and an optical chaos signal generating device 1 consisting of the prescribed number of optical interferometer groups having two optical paths is made incident respectively with the beams divided with the optical demultiplexer 3, and the beams are branched into two parts to be re-multiplexed. An optical path length difference information storage 2 stores the information of an optical path length difference between two optical paths between branching - multiplexing of the prescribed number of optical interferometers, and an optical output signal measuring device 4 measures the energy of prescribed optical chaos output signals outputted from the prescribed number of optical interferometers.  An optical output signal processing storage 5 processes and stores the energy values of the optical output signals shown by a constant dimension non-negative real number vector outputted from respective optical interferometers measured by the optical output signal measuring device 4.
Patent JP-2001140144-A (JP)
Title: Fabric, reinforcing material using the same and used for wall panel, and wall panel
Inventor: ASAI HAJIME
IPC: D03D15/12
Filed: 1999-11-11
Abstract: PROBLEM TO BE SOLVED: To provide a fabric which has excellent alkali resistance and can impart excellent impact resistance, flame resistance and post-processability to constituents for constructions and so on, to obtain a reinforcing material using the fabric and used for a wall panel, and to provide the wall panel. SOLUTION: This fabric containing >=20 wt.% of fibers satisfying requirements comprising (a) a tensile elongation of >=5%, (b) a limited oxygen index (LOI) of >=30, (c) a tensile strength of >=1.8 g/d, (d) a density of <=2 g/cm3, (e) a strength retention of >=20% after immersed in an alkali, and (f) an elongation retention of >=80% after immersed in an alkali, has a tensile strength of >=1,000 kgf/m, and retains the shape even when the heated at 70 deg.C, the reinforcing material 20 comprises the same and used for a wall panel, and the wall panel 1 in which the reinforcing material 20 is disposed in the panel body 10 of the panel is provided.
Patent JP-H10160974-A (JP)
Title: Optical fiber array
Inventor: TOMITA NOBUO
IPC: G02B6/40
Filed: 1996-12-02
Abstract: PROBLEM TO BE SOLVED: To provide an optical fiber array which is arbitrarily settable in a fiber core pitch at a range smaller than a coater fiber diameter and is excellent in the reliability of fiber strength. SOLUTION: This optical fiber array 12 is formed by laminating the terminals, in single core sepn, of a multiple coated optical fiber ribbon, which is formed by covering the outer peripheries of bare fibers 2 with soft layers 4, covering the circumferences of these soft layers 4 with hard layers 5 and covering the circumferences of these hard layers 5 with colored layers 5, and intersecting the respective coated optical fibers 7a, 7b subjected to the single core sepn. in such a manner that prescribed arrays are obtd., then one- dimensionally arraying and fixing the coated fibers on a V-groove block 9 formed with V-grooves at a specified pitch.  In such a case, One or two layers of resin coatings 3 are disposed between the bare fibers 2 and soft layers 4 of the multiple coated optical fiber ribbon in such a manner that the coating diameter approximately equal to the desired fiber core pitch, by which the arbitrary setting of the fiber core pitch in the range smaller than the coated fiber diameter is made possible and the optical fiber array 12 having the excellent reliability of the fiber strength is obtd.
Patent JP-H04196111-A (JP)
Title: Multipole magnetizing yoke
Inventor: TSURUMAKI TORU
IPC: H01F13/00
Filed: 1990-11-26
Abstract: PURPOSE:To get a long life of yoke, where fluctuation in magnetization is suppressed, by using a specific metallic alloy as the soft magnetic material of a magnetizing yoke. CONSTITUTION:If one uses Fe-Co-V alloy as the soft magnetic material of a magnetizing yoke, which has a projection equivalent to the shape of magnetization and where a lead wire is wound on this projection, the saturation magnetization current of the Fe-Co-V alloy can be decreased by high saturation magnetic flux density and a high electric resistance value, and by the high electric resistance value, the matter of the magnetic flux at the center of the pole weakening by eddy current loss is suppressed, and the magnetization pattern becomes excellent, and further by the high surface hardness of the Fe-Co-V alloy, the abrasion of the projection decreases, and it becomes a long life of multipole magnetizing yoke where the fluctuation in magnetization is remarkably suppressed.
Patent JP-H06176758-A (JP)
Title: Nonaqueous electrolyte secondary battery
Inventor: SAKATA AKIHITO
IPC: H01M10/05
Filed: 1992-12-01
Abstract: PURPOSE:To provide a new nonaqueous electrolyte secondary battery of excellent electric charging/discharging characteristics and of long cycle life, and an active material of the electrode. CONSTITUTION:In a nonaqueous electrolyte secondary battery which is composed of at least a negative electrode, a positive electrode, and a nonaqueous electrolyte of lithium ion conductivity, a compound oxide of metal and lithium is used, which is expressed by a composition formula of LixMO, where M is at least one element among Mn, Ti, and Zn, and 0<=x, as an active material for either/both of the negative electrode or/and the positive electrode. The electric charging/discharging amount becomes large and of high energy density. Since the polarization (inner resistance) at the time of electric charging/discharging is small, charging/discharging of large current is facilitated, while degradation due to excess charging/discharging is reduced, and the cycle life is extended.
Patent JP-H04190433-A (JP)
Title: Watchdog mechanism
Inventor: FUJII NAOKI
IPC: G06F11/30
Filed: 1990-11-26
Abstract: PURPOSE:To monitor trouble occurrence distinctively on hardware and software by actuating watchdog means for the hardware and software in order according to the counted value of a watchdog timer and monitoring the trouble occurrence. CONSTITUTION:A main control part 2 when receiving an interruption signal from a timer device 8 actuates the watchdog part 4 for the hardware preferentially and makes the watchdog counter 3 count up. When there is not trouble on the hardware, a reset signal is sent out within a monitor permissible time and when the counted value of the counter 3 exceeds a specific value, an alarm indicating the trouble occurrence on the hardware is sent out. The watchdog part 5 for th e software is actuated by the watchdog part 4 and clears the counter 3 unless there is trouble on the software. A monitor device 9 monitors the trouble on the hardware according to the reset signal of the watchdog part 4. In this constitution, the trouble can be monitored distinctively on the hardware and software.
Patent JP-H05158404-A (JP)
Title: Display device for survey map
Inventor: IWATA KOICHI
IPC: G06F3/153
Filed: 1991-12-05
Abstract: PURPOSE:To constitute the device so that the corrected contents are plotted on paper after correcting a survey map and can be printed as a print, and also, can be displayed on a display by providing a means for plotting two lot boundary points, a straight line for connecting these two lot boundary points, and a neat line as a graphic on one sheet of paper. CONSTITUTION:In the display device for a survey map for displaying the contents at the time when a correction is applied to the survey map in the case a lot boundary line extends over two pieces of maps, this device is provided with a central processing unit 11, a main memory 12, a cache memory 13, a CRT display device 14, a keyboard 15, a printer 16, and a plotter 17. Also, the central processing unit 11 is provided with a means for converting neat lines being adjacent in different planes, two corrected lot boundary points being in the nearest distance from this neat line, and a straight line for connecting these lot boundary points to relative coordinates and plotting them, and plotting them as a graphic on a screen or one sheet of paper.
Patent JP-H01162374-A (JP)
Title: Manufacture of semiconductor device
Inventor: NOMURA MASAAKI
IPC: H01L29/10
Filed: 1987-12-18
Abstract: PURPOSE:To enable the micronization of a device by a method wherein a sidewall is formed on the side face of an electrode, which is used as an adjusting allowance to diffuse impurity into a semiconductor substrate under a gate electrode and a threshold voltage is made controllable. CONSTITUTION:An oxide film 2 is formed on a semiconductor substrate 1 in a hot oxidizing atmosphere, a polycrystalline silicon film 3 is formed, and then impurity is diffused to make the substrate 1 an N-type. A gate electrode 4 is formed and a sidewall 5 of a silicon oxide film is formed on the side face of the electrode 4. Arsenic is diffused using the electrode 4 as a mask for the formation of an impurity diffusion layer 6 of a drain and a source. A resist mask 7 provided with an opening is formed on the electrode 4 provided with the sidewall 5. Phosphorus is implanted for the formation of an impurity diffusion layer 8 which is employed to form a depletion type MOSFET. A mask 7 is removed. By these processes, a threshold voltage can be controllable, and thus micronization of a device can be realized.
Patent JP-2000144302-A (JP)
Title: Centrifugally cast composite roll excellent in seizuring resistance
Inventor: KOSEKI TOMOYA
IPC: C22C37/00
Filed: 1998-11-12
Abstract: PROBLEM TO BE SOLVED: To produce a centrifugally cast composite roll composed of an external layer small in the segregation of components or the like, low in a friction coefficient, excellent in crack resistance and wear resistance and having high tensile strength and an internal layer having sufficient tensile strength. SOLUTION: This centrifugally cast composite roll is the one in which the external layer has a compsn. contg., by mass, 2.3 to 3.0% C, 2.0 to 3.0% Si, 0.1 to 2.0% Mn, 0.5 to 3.0% Cr, 1.5 to 5.0% Mo, 7.0 to 10.0% Ni, 1.0 to 5.0% V, 0.5 to 3.0% Nb, 0.0050 to 0.0800% B and 0.0050 to 0.0500% rare earth metals and also satisfying 4.30 to 0.33Si-0.047Ni+ 0.0055 (Si+Ni)<=3.4, Mo/Cr>=1.0 and 0.2<=Nb/V<=1.0 and furthermore contains graphite. The internal layer is composed of common cast iron or ductile cast iron, and the external layer and the internal layer are welded and integrated. Moreover, on a space between the external layer and the internal layer, an intermediate layer may be formed.
Patent JP-H05159344-A (JP)
Title: Optical disk reproducing device
Inventor: FUJITA GORO
IPC: G11B7/135
Filed: 1991-12-06
Abstract: PURPOSE:To simultaneously reproduce information recorded in the plural tracks of an optical disk. CONSTITUTION:The surface of an optical disk 7 is irradiated with a beam spot B2 of a comparatively large diameter as light for reproduction not to reach the diffraction limit of an objective lens 6 by a convex lens 12 and the objective lens 6, and as a one-dimensional photodetector, a photodiode 14 detects light reflected from the optical disk 7 corresponding to this irradiating light. Thus, the information recorded in the plural tracks of the optical disk 7 can be reproduced at the same time.
Patent JP-H04194770-A (JP)
Title: Processor for ultrasonic signal
Inventor: KATAKURA KAGEYOSHI
IPC: G01N29/44
Filed: 1990-11-28
Abstract: PURPOSE:To make the constitution of a mixing element simple, moderate a requirement also pertaining to the frequency characteristic of a quantize delay element and make the constitution of this portion also simple by the process to mix with the same reference signal after operations for little delays. CONSTITUTION:Transmitting signals are applied from a circuit for transmission to a part of element TR1 to TRN and ultrasonic pulses are transmitted to a target. The reflected acoustic waves generated by this are detected in elements TR1 to TRN. Those several received signals are mixed with a common reference signal h(t) from a reference signal generator RG in a mixing element M after receiving little delays according to the time to phase in a little delay circuit. Low-frequency components generated by mixing are respectively delayed in a delay circuit QD and added by an adder AD, and the phased receiving signals are obtained. Thus, the constitution of the circuit QD becomes simple. The constitution of the mixing element M also becomes greatly simple because the reference signal h(t) is common to all signals.
Patent JP-H10161373-A (JP)
Title: Image forming machine
Inventor: LINGAPPA K MESSA
IPC: H04N1/00
Filed: 1997-11-25
Abstract: PROBLEM TO BE SOLVED: To provide an automatic scan calibration system. SOLUTION: The image forming machine having an image forming member, a document scanner, and a control system is provided with a calibration image stored in a memory, automatically starts a calibration sequence upon given a control command stored in the memory, and transfers a copy sheet source and the calibration image to a first copy sheet from the image forming member. The machine also has a copy sheet path 88 for carrying the first copy sheet to the document scanner in order to scan the calibration image on the first copy sheet, the calibration image projected onto the image forming member and transferred to a second copy sheet, and a sensor for measuring an image forming machine parameter for providing control data for machine adjustment.